#1E2878#1E2878

#1E2878 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.6% C 0.135 H 271.1°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#1E2878
RGB	rgb(30, 40, 120)
HSL	hsl(233, 60%, 29%)
HSV	hsv(233, 75%, 47%)
CMYK	cmyk(75%, 66.7%, 0%, 52.9%)
CIE-LAB	lab(20.63, 25.41, -46.86)
CIE-LCH	lch(20.63, 53.31, 298.46°)
OKLab	oklab(32.59% 0.0026 -0.1354)
OKLCH	oklch(32.59% 0.135 271.1)
XYZ	xyz(4.6832, 3.1492, 18.1267)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2878 #786E1E

analogous

#1E5578 #1E2878 #411E78

triadic

#1E2878 #781E28 #28781E

tetradic

#1E2878 #781E55 #786E1E #1E7841

square

#1E2878 #781E55 #786E1E #1E7841

split-complementary

#1E2878 #78411E #55781E

monochromatic

#060818 #121847 #1E2878 #2A38A9 #4151CF

Accessibility & contrast

On white

12.88

#1E2878 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1E2878 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2878

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2878	#FFFFFF	#000000	##FFFFFF
##1E2878	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367B

Deuteranopia (green-blind)

#002E76

Tritanopia (blue-blind)

#003D4C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1e2878;
/* rgb */ color: rgb(30, 40, 120);
/* oklch */ color: oklch(32.6% 0.135 271.1);

Tailwind

colors: {
  custom: {
    50: '#6862a0',
    500: '#1e2878',
    950: '#000000',
  },
}

SCSS

$custom: #1e2878;
$custom-light: #6862a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2878",
  "rgb": {
    "r": 30,
    "g": 40,
    "b": 120
  },
  "hsl": {
    "h": 233.333,
    "s": 60,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32594,
    "c": 0.13543,
    "h": 271.1
  },
  "luminance": 0.0315
}

Semantic roles & 50–950 ramp

primary

#1E2878

secondary

#ACA046

accent

#D245E3

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #1E2878

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →